Fix Mouse Double Clicking (One Click = Two)

Step-by-step fixes

1. Confirm the issue
   Confirm the issue – Use a click test and count how often a single press registers twice.
2. Adjust double-click speed
   Adjust double-click speed – Increase the threshold in system mouse settings.
3. Clean the mouse button area
   Clean the mouse button area – Dust can affect clicks; use compressed air carefully.
4. Try a different USB port
   Try a different USB port – Poor connections can cause intermittent input problems.
5. Replace/repair the switch
   Replace/repair the switch – Worn mechanical switches are the most common cause.